
Exercise 4
Modal verbs for speculation·Focus 4 (2nd edition) - Workbook
Question
Think of alternatives for the underlined verb structures. Use can't, could, may, might and must and an infinitive or perfect infinitive. Use each modal verb once.

Modal verbs for speculation·Focus 4 (2nd edition) - Workbook
Question
Think of alternatives for the underlined verb structures. Use can't, could, may, might and must and an infinitive or perfect infinitive. Use each modal verb once.